. >> tilting perhaps towards a world not so far away where the tactical raids are replaced by a wax tax. for "nightline," in denver, colorado. >> our thanks to mariana. up next, meet the couple responsible for "let it go" that inescapable song from the movie "frozen." a song every child in america is singing nonstop. ♪ i'm free let it go ♪ ♪ let it go ♪ i'm one with the wind and sky ♪ to help with my depression. but sometimes, i still struggled to get going, even get through the day. so i was honest with my doctor. i told him i'd been feeling stuck for a long time. he said that for some people, an antidepressant alone only helps so much and suggested we add abilify (aripiprazole). he said that by taking both, some people had symptom improvement as early as 1 to 2 weeks. i wish i'd talked to my doctor sooner. [ female announcer ] abilify is not for everyone. call your doctor if your depression worsens or you have unusual changes in behavior, or thoughts of suicide. antidepressants can increase these in children, teens and young adults. elderly dementia patients taking abilify h